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HT3582DM Folha de dados(PDF) 1 Page - Hotchip Technology Co.,Ltd

Nome de Peças HT3582DM
Descrição Electrónicos  Built-in reference source
PDF  6 Pages
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Fabricante Electrônico  HOTCHIP [Hotchip Technology Co.,Ltd]
Página de início  http://www.hotchip.com.cn/English/Index/index.html
Logo HOTCHIP - Hotchip Technology Co.,Ltd

HT3582DM Folha de dados(HTML) 1 Page - Hotchip Technology Co.,Ltd

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HT3582DM
M
1/6
www.hotchip.com.cn
万能充电器控制芯片
Ver1.0
产品概述
HT3582DM 是一款内置基准电压的万能充电器
控制芯片,具有自动识别电池极性、短路保护、过温
保护等功能。
主要特点
◆
内置基准源,空载时稳压输出,无须外围元器件
调整空载电压
◆
支持普通三灯模式及二灯模式、七彩灯模式
◆
最大充电电流:300mA
◆
支持对 0V 电池充电(电池正接)
◆
电池快充满时切换到恒压充电模式,电池可以充
得更满
◆
自动识别电池极性
◆
短路保护功能
◆
过温保护功能
◆
高度集成,极少的外围器件
◆
小型化的 MINIDIP8 封装
典型应用电路图
D1
C1
220uF/16V
L3
LED
L2
LED
L1
LED
C3
104
C2
104
U1
BAT+
BAT-
T1
VDD
IN5819/IN4148
8
7
6
5
1
2
3
4
HT3582DM
BTN-
L3
L2
L1
SW
BTP+
GND
VDD
图 4.1 HT3582DM 普通 3 灯应用方案(如将 L3 去掉,则为普通二灯模式)
三灯模式
电源状态
电池状态
L1
L2
L3
电池检测
断开
正常接入
亮
灭
灭
电池空载
接入
断开
亮
灭
亮
正常充电
接入
正常接入
亮
闪
灭
饱和检测
接入
正常接入
亮
灭
亮
二灯模式A
电源状态
电池状态
L1
L2
PIN2
电池检测
断开
正常接入
亮
灭
悬空
电池空载
接入
断开
亮
亮
悬空
正常充电
接入
正常接入
亮
闪
悬空
饱和检测
接入
正常接入
亮
亮
悬空


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